Parr Instrument Company, established in 1899, is a distinguished leader in high-precision laboratory equipment, offering rugged and reliable systems for high-pressure, high-temperature research. Their legacy spans over a century and is grounded in pioneering innovations—especially in calorimetry and pressure processing—supporting scientists in research, industry, and academia with durable and trusted instrumentation.
Parr’s advanced product lineup includes stirred and non-stirred reactors and pressure vessels, tubular reactors, and custom reactor systems tailored for complex applications such as biofuels, corrosion studies, and supercritical processing. They also manufacture oxygen bomb calorimeters, shaker hydrogenators, and specialized sample preparation tools for digestion and combustion, covering a vast range of analytical and synthetic workflows.
Built with meticulous engineering and rigorous QA processes, Parr's systems are certified to high standards and designed for safety and longevity. Their equipment enables researchers to conduct precise reaction chemistry, kinetic studies, and energy-value analysis under controlled conditions. Parr’s custom solutions, backed by expert technical support, make them an essential partner for laboratories that require reliable performance in demanding environments.
